273428232 has 192 divisors, whose sum is σ = 906163200. Its totient is φ = 67858560.

The previous prime is 273428231. The next prime is 273428249. The reversal of 273428232 is 232824372.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 273428193 and 273428202.

It is not an unprimeable number, because it can be changed into a prime (273428231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 297069 + ... + 297987.

It is an arithmetic number, because the mean of its divisors is an integer number (4719600).

Almost surely, 2^273428232 is an apocalyptic number.

273428232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273428232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453081600).

273428232 is an abundant number, since it is smaller than the sum of its proper divisors (632734968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

273428232 is a wasteful number, since it uses less digits than its factorization.

273428232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976 (or 965 counting only the distinct ones).

The product of its digits is 32256, while the sum is 33.

The square root of 273428232 is about 16535.6654538002. The cubic root of 273428232 is about 649.0544294622.

The spelling of 273428232 in words is "two hundred seventy-three million, four hundred twenty-eight thousand, two hundred thirty-two".